/// <summary>
/// Creates this object and reads all the properties from the toplevel stream
/// </summary>
/// <param name="stream">The <see cref="CFStream"/></param>
internal TopLevelPropertiesStream(ICFStream stream)
{
using (var memoryStream = new MemoryStream(stream.GetData()))
using (var binaryReader = new BinaryReader(memoryStream))
{
//binaryReader.ReadBytes(8);
NextRecipientId = Convert.ToInt32(binaryReader.ReadUInt32());
NextAttachmentId = Convert.ToInt32(binaryReader.ReadUInt32());
RecipientCount = Convert.ToInt32(binaryReader.ReadUInt32());
AttachmentCount = Convert.ToInt32(binaryReader.ReadUInt32());
ReadProperties(binaryReader);
}
}
private void SingleWriteReadMatchingSTREAMED(int size)
{
MemoryStream ms = new MemoryStream(size);
CompoundFile cf = new CompoundFile();
ICFStorage st = cf.RootStorage.AddStorage("MyStorage");
ICFStream sm = st.AddStream("MyStream");
byte[] b = Helpers.GetBuffer(size);
sm.SetData(b);
cf.Save(ms);
cf.Close();
CompoundFile cf2 = new CompoundFile(ms);
ICFStorage st2 = cf2.RootStorage.GetStorage("MyStorage");
ICFStream sm2 = st2.GetStream("MyStream");
Assert.IsNotNull(sm2);
Assert.IsTrue(sm2.Size == size);
Assert.IsTrue(Helpers.CompareBuffer(sm2.GetData(), b));
cf2.Close();
}
public void Test_TRANSACTED_ADD_STREAM_TO_EXISTING_FILE()
{
String srcFilename = "report.xls";
String dstFilename = "reportOverwrite.xls";
File.Copy(srcFilename, dstFilename, true);
CompoundFile cf = new CompoundFile(dstFilename, UpdateMode.Update, false, false);
byte[] buffer = Helpers.GetBuffer(5000);
ICFStream addedStream = cf.RootStorage.AddStream("MyNewStream");
addedStream.SetData(buffer);
cf.Commit();
cf.Close();
if (File.Exists("reportOverwrite.xls"))
{
File.Delete("reportOverwrite.xls");
}
}
public void Test_RE_WRITE_SMALLER_MINI_STREAM()
{
String filename = "report.xls";
CompoundFile cf = new CompoundFile(filename);
ICFStream foundStream = cf.RootStorage.GetStream("\x05SummaryInformation");
int TEST_LENGTH = (int)foundStream.Size - 20;
byte[] b = Helpers.GetBuffer(TEST_LENGTH);
foundStream.SetData(b);
cf.Save("RE_WRITE_SMALLER_MINI_STREAM.xls");
cf.Close();
cf = new CompoundFile("RE_WRITE_SMALLER_MINI_STREAM.xls");
byte[] c = cf.RootStorage.GetStream("\x05SummaryInformation").GetData();
Assert.IsTrue(c.Length == TEST_LENGTH);
cf.Close();
if (File.Exists("RE_WRITE_SMALLER_MINI_STREAM.xls"))
{
File.Delete("RE_WRITE_SMALLER_MINI_STREAM.xls");
}
}
public void Test_WRITE_READ_CFS_VERSION_4_STREAM()
{
String filename = "WRITE_COMMIT_READ_CFS_V4.cfs";
CompoundFile cf = new CompoundFile(CFSVersion.Ver_4, true, true);
ICFStorage st = cf.RootStorage.AddStorage("MyStorage");
ICFStream sm = st.AddStream("MyStream");
byte[] b = Helpers.GetBuffer(227);
sm.SetData(b);
cf.Save(filename);
cf.Close();
CompoundFile cf2 = new CompoundFile(filename);
ICFStorage st2 = cf2.RootStorage.GetStorage("MyStorage");
ICFStream sm2 = st2.GetStream("MyStream");
Assert.IsNotNull(sm2);
Assert.IsTrue(sm2.Size == b.Length);
cf2.Close();
}
public void Test_WRITE_AND_READ_CFS_VERSION_4()
{
String filename = "WRITE_AND_READ_CFS_V4.cfs";
CompoundFile cf = new CompoundFile(CFSVersion.Ver_4, true, true);
ICFStorage st = cf.RootStorage.AddStorage("MyStorage");
ICFStream sm = st.AddStream("MyStream");
byte[] b = new byte[220];
sm.SetData(b);
cf.Save(filename);
cf.Close();
CompoundFile cf2 = new CompoundFile(filename);
ICFStorage st2 = cf2.RootStorage.GetStorage("MyStorage");
ICFStream sm2 = st2.GetStream("MyStream");
Assert.IsNotNull(sm2);
Assert.IsTrue(sm2.Size == 220);
cf2.Close();
}
/// <summary>
/// Creates this object and sets all its properties
/// </summary>
/// <param name="stream">The Compound File Storage CompObj <see cref="CFStream" /></param>
internal ObjInfoStream(ICFStream stream)
{
using (var memoryStream = new MemoryStream(stream.GetData()))
using (var binaryReader = new BinaryReader(memoryStream))
{
var bytes = binaryReader.ReadBytes(2);
var bitArray = new BitArray(bytes);
// A - reserved1 (1 bit): Undefined and MUST be ignored.
// B - fDefHandler (1 bit): If this bit is 1, then the application MUST assume that this OLE object’s
// class identifier (CLSID) is {00020907-0000-0000-C000-000000000046}.
DefHandler = bitArray.Get(1);
// C - reserved2 (1 bit): Undefined and MUST be ignored.
// D - reserved3 (1 bit): Undefined and MUST be ignored.
// E - fLink (1 bit): A bit that specifies whether this OLE object is a link.
Link = bitArray.Get(4);
// F - reserved4 (1 bit): Undefined and MUST be ignored.
// G - fIcon (1 bit): A bit that specifies whether this OLE object is being represented by an icon.
Icon = bitArray.Get(6);
// H - fIsOle1 (1 bit): A bit that specifies whether this OLE object is only compatible with OLE 1.
// If this bit is zero, then the object is compatible with OLE 2.
IsOle1 = bitArray.Get(7);
// I - fManual (1 bit): A bit that specifies whether the user has requested that this OLE object only
// be updated in response to a user action. If fManual is zero, then the user has requested that
// this OLE object update automatically. If fLink is zero, then fManual is undefined and MUST be ignored.
Manual = bitArray.Get(8);
// J - fRecomposeOnResize (1 bit): A bit that specifies whether this OLE object has requested to be notified
// when it is resized by its container.
RecomposeOnResize = bitArray.Get(9);
// K - reserved5 (1 bit): MUST be zero and MUST be ignored.
// L - reserved6 (1 bit): MUST be zero and MUST be ignored.
// M - fOCX (1 bit): A bit that specifies whether this object is an OLE control.
Ocx = bitArray.Get(12);
// N - fStream (1 bit): If fOCX is zero, then this bit MUST be zero. If fOCX is 1, then fStream is a bit that
// specifies whether this OLE control stores its data in a single stream instead of a storage. If fStream
// is 1, then the data for the OLE control is in a stream called "\003OCXDATA" where \003 is the character
// with value 0x0003, not the string literal "\003".
Stream = bitArray.Get(13);
// O - reserved7 (1 bit): Undefined and MUST be ignored.
// P - fViewObject (1 bit): A bit that specifies whether this OLE object supports the IViewObject interface.
ViewObject = bitArray.Get(15);
try
{
Cf = (OleCf) binaryReader.ReadUInt16();
}
catch (Exception)
{
Cf = OleCf.UnSpecified;
}
}
}
/// <summary>
/// Creates this object and sets all its properties
/// </summary>
/// <param name="stream">The Compound File Storage CompObj <see cref="CFStream" /></param>
internal ObjInfoStream(ICFStream stream)
{
using (var memoryStream = new MemoryStream(stream.GetData()))
using (var binaryReader = new BinaryReader(memoryStream))
{
var bytes = binaryReader.ReadBytes(2);
var bitArray = new BitArray(bytes);
// A - reserved1 (1 bit): Undefined and MUST be ignored.
// B - fDefHandler (1 bit): If this bit is 1, then the application MUST assume that this OLE object’s
// class identifier (CLSID) is {00020907-0000-0000-C000-000000000046}.
DefHandler = bitArray.Get(1);
// C - reserved2 (1 bit): Undefined and MUST be ignored.
// D - reserved3 (1 bit): Undefined and MUST be ignored.
// E - fLink (1 bit): A bit that specifies whether this OLE object is a link.
Link = bitArray.Get(4);
// F - reserved4 (1 bit): Undefined and MUST be ignored.
// G - fIcon (1 bit): A bit that specifies whether this OLE object is being represented by an icon.
Icon = bitArray.Get(6);
// H - fIsOle1 (1 bit): A bit that specifies whether this OLE object is only compatible with OLE 1.
// If this bit is zero, then the object is compatible with OLE 2.
IsOle1 = bitArray.Get(7);
// I - fManual (1 bit): A bit that specifies whether the user has requested that this OLE object only
// be updated in response to a user action. If fManual is zero, then the user has requested that
// this OLE object update automatically. If fLink is zero, then fManual is undefined and MUST be ignored.
Manual = bitArray.Get(8);
// J - fRecomposeOnResize (1 bit): A bit that specifies whether this OLE object has requested to be notified
// when it is resized by its container.
RecomposeOnResize = bitArray.Get(9);
// K - reserved5 (1 bit): MUST be zero and MUST be ignored.
// L - reserved6 (1 bit): MUST be zero and MUST be ignored.
// M - fOCX (1 bit): A bit that specifies whether this object is an OLE control.
Ocx = bitArray.Get(12);
// N - fStream (1 bit): If fOCX is zero, then this bit MUST be zero. If fOCX is 1, then fStream is a bit that
// specifies whether this OLE control stores its data in a single stream instead of a storage. If fStream
// is 1, then the data for the OLE control is in a stream called "\003OCXDATA" where \003 is the character
// with value 0x0003, not the string literal "\003".
Stream = bitArray.Get(13);
// O - reserved7 (1 bit): Undefined and MUST be ignored.
// P - fViewObject (1 bit): A bit that specifies whether this OLE object supports the IViewObject interface.
ViewObject = bitArray.Get(15);
try
{
Cf = (OleCf)binaryReader.ReadUInt16();
}
catch (Exception)
{
Cf = OleCf.UnSpecified;
}
}
}
/// <summary>
/// Creates this object and sets all its properties
/// </summary>
/// <param name="stream">The Compound File Storage Ole <see cref="CFStream" /></param>
internal OleStream(ICFStream stream)
{
using (var memoryStream = new MemoryStream(stream.GetData()))
using (var binaryReader = new BinaryReader(memoryStream))
{
Version = binaryReader.ReadUInt16();
// Flags (4 bytes): If this field is set to 0x00000001, the OLEStream structure MUST be for a linked object and
// the CLSID field of the Compound File Directory Entry of the OLE Compound File Storage object MUST be set to
// CLSID_StdOleLink ({00000300-0000-0000-C000-000000000046}). If this field is set to 0x00000000, then the OLEStream
// structure MUST be for an embedded object and the CLSID field of the Compound File Directory Entry
// of the OLE Compound File Storage object MUST be set to the object class GUID of the creating application.
var flags = binaryReader.ReadUInt32();
switch (flags)
{
case 0x00000000:
case 0x00001000:
Format = OleFormat.File;
break;
case 0x00000001:
case 0x00001001:
Format = OleFormat.Link;
break;
}
// LinkUpdateOption (4 bytes): This field contains an implementation-specific hint supplied by the application or by
// a higher-level protocol that creates the data structure. The hint MAY be ignored on processing of this data structure
LinkUpdateOptions = binaryReader.ReadUInt32();
//Reserved1 (4 bytes): This MUST be set to 0x00000000. Otherwise, the OLEStream structure is invalid
binaryReader.ReadUInt32();
// ReservedMonikerStreamSize (4 bytes): This MUST be set to the size, in bytes, of the ReservedMonikerStream field. If this
// field has a value 0x00000000, the ReservedMonikerStream field MUST NOT be present.
var reservedMonikerStreamSize = (int) binaryReader.ReadUInt32();
// ReservedMonikerStream (variable): This MUST be a MONIKERSTREAM structure that can contain any arbitrary
// value and MUST be ignored on processing.
binaryReader.ReadBytes(reservedMonikerStreamSize);
// Note The fields that follow MUST NOT be present if the OLEStream structure is for an embedded object.
if (Format == OleFormat.Link)
{
// RelativeSourceMonikerStreamSize (4 bytes): This MUST be set to the size, in bytes, of the RelativeSourceMonikerStream field.
// If this field has a value 0x00000000, the RelativeSourceMonikerStream field MUST NOT be present.
var relativeSourceMonikerStreamSize = (int) binaryReader.ReadUInt32();
// RelativeSourceMonikerStream (variable): This MUST be a MONIKERSTREAM structure that specifies the relative
// path to the linked object.
if (relativeSourceMonikerStreamSize > 0)
RelativeSource = new MonikerStream(binaryReader, relativeSourceMonikerStreamSize);
// AbsoluteSourceMonikerStreamSize (4 bytes): This MUST be set to the size, in bytes, of the AbsoluteSourceMonikerStream field.
// This field MUST NOT contain the value 0x00000000.
var absoluteSourceMonikerStreamSize = (int) binaryReader.ReadUInt32();
// AbsoluteSourceMonikerStream (variable): This MUST be a MONIKERSTREAM structure that specifies the full path
// to the linked object.
if (absoluteSourceMonikerStreamSize > 0)
AbsoluteSource = new MonikerStream(binaryReader, absoluteSourceMonikerStreamSize);
// If the RelativeSourceMonikerStream field is present, it MUST be used by the container application instead of the
// AbsoluteSourceMonikerStream. If the RelativeSourceMonikerStream field is not present, the AbsoluteSourceMonikerStream MUST be used
// by the container application.
// ClsidIndicator (4 bytes): This MUST be the LONG as specified in section value -1. Otherwise the OLEStream
// structure is invalid.
binaryReader.ReadUInt32();
// Clsid (16 bytes): This MUST be the CLSID (Packet) containing the object class GUID of the creating application.
Clsid = new CLSID(binaryReader);
// ReservedDisplayName (4 bytes): This MUST be a LengthPrefixedUnicodeString that can contain any arbitrary value
// and MUST be ignored on processing.
binaryReader.ReadUInt32();
// Reserved2 (4 bytes): This can contain any arbitrary value and MUST be ignored on processing.
binaryReader.ReadUInt32();
// LocalUpdateTime (4 bytes): This MUST be a FILETIME (Packet) that contains the time when the container application
// last updated the RemoteUpdateTime field.
var localUpdateTime = binaryReader.ReadBytes(4).Reverse().ToArray();
LocalUpdateTime = DateTime.FromFileTime(BitConverter.ToInt32(localUpdateTime, 0));
// LocalCheckUpdateTime (4 bytes): This MUST be a FILETIME (Packet) that contains the time when the container application last
// checked the update time of the linked object.
var localCheckUpdateTime = binaryReader.ReadBytes(4).Reverse().ToArray();
LocalCheckUpdateTime = DateTime.FromFileTime(BitConverter.ToInt32(localCheckUpdateTime, 0));
// RemoteUpdateTime (4 bytes): This MUST be a FILETIME (Packet) that contains the time when the linked object was last updated.
var remoteUpdateTime = binaryReader.ReadBytes(4).Reverse().ToArray();
RemoteUpdateTime = DateTime.FromFileTime(BitConverter.ToInt32(remoteUpdateTime, 0));
}
}
}
/// <summary>
/// Creates this object and sets all its properties
/// </summary>
/// <param name="stream">The Compound File Storage Ole <see cref="CFStream" /></param>
internal OleStream(ICFStream stream)
{
using (var memoryStream = new MemoryStream(stream.GetData()))
using (var binaryReader = new BinaryReader(memoryStream))
{
Version = binaryReader.ReadUInt16();
// Flags (4 bytes): If this field is set to 0x00000001, the OLEStream structure MUST be for a linked object and
// the CLSID field of the Compound File Directory Entry of the OLE Compound File Storage object MUST be set to
// CLSID_StdOleLink ({00000300-0000-0000-C000-000000000046}). If this field is set to 0x00000000, then the OLEStream
// structure MUST be for an embedded object and the CLSID field of the Compound File Directory Entry
// of the OLE Compound File Storage object MUST be set to the object class GUID of the creating application.
var flags = binaryReader.ReadUInt32();
switch (flags)
{
case 0x00000000:
case 0x00001000:
Format = OleFormat.File;
break;
case 0x00000001:
case 0x00001001:
Format = OleFormat.Link;
break;
}
// LinkUpdateOption (4 bytes): This field contains an implementation-specific hint supplied by the application or by
// a higher-level protocol that creates the data structure. The hint MAY be ignored on processing of this data structure
LinkUpdateOptions = binaryReader.ReadUInt32();
//Reserved1 (4 bytes): This MUST be set to 0x00000000. Otherwise, the OLEStream structure is invalid
binaryReader.ReadUInt32();
// ReservedMonikerStreamSize (4 bytes): This MUST be set to the size, in bytes, of the ReservedMonikerStream field. If this
// field has a value 0x00000000, the ReservedMonikerStream field MUST NOT be present.
var reservedMonikerStreamSize = (int)binaryReader.ReadUInt32();
// ReservedMonikerStream (variable): This MUST be a MONIKERSTREAM structure that can contain any arbitrary
// value and MUST be ignored on processing.
binaryReader.ReadBytes(reservedMonikerStreamSize);
// Note The fields that follow MUST NOT be present if the OLEStream structure is for an embedded object.
if (Format == OleFormat.Link)
{
// RelativeSourceMonikerStreamSize (4 bytes): This MUST be set to the size, in bytes, of the RelativeSourceMonikerStream field.
// If this field has a value 0x00000000, the RelativeSourceMonikerStream field MUST NOT be present.
var relativeSourceMonikerStreamSize = (int)binaryReader.ReadUInt32();
// RelativeSourceMonikerStream (variable): This MUST be a MONIKERSTREAM structure that specifies the relative
// path to the linked object.
if (relativeSourceMonikerStreamSize > 0)
{
RelativeSource = new MonikerStream(binaryReader, relativeSourceMonikerStreamSize);
}
// AbsoluteSourceMonikerStreamSize (4 bytes): This MUST be set to the size, in bytes, of the AbsoluteSourceMonikerStream field.
// This field MUST NOT contain the value 0x00000000.
var absoluteSourceMonikerStreamSize = (int)binaryReader.ReadUInt32();
// AbsoluteSourceMonikerStream (variable): This MUST be a MONIKERSTREAM structure that specifies the full path
// to the linked object.
if (absoluteSourceMonikerStreamSize > 0)
{
AbsoluteSource = new MonikerStream(binaryReader, absoluteSourceMonikerStreamSize);
}
// If the RelativeSourceMonikerStream field is present, it MUST be used by the container application instead of the
// AbsoluteSourceMonikerStream. If the RelativeSourceMonikerStream field is not present, the AbsoluteSourceMonikerStream MUST be used
// by the container application.
// ClsidIndicator (4 bytes): This MUST be the LONG as specified in section value -1. Otherwise the OLEStream
// structure is invalid.
binaryReader.ReadUInt32();
// Clsid (16 bytes): This MUST be the CLSID (Packet) containing the object class GUID of the creating application.
Clsid = new CLSID(binaryReader);
// ReservedDisplayName (4 bytes): This MUST be a LengthPrefixedUnicodeString that can contain any arbitrary value
// and MUST be ignored on processing.
binaryReader.ReadUInt32();
// Reserved2 (4 bytes): This can contain any arbitrary value and MUST be ignored on processing.
binaryReader.ReadUInt32();
// LocalUpdateTime (4 bytes): This MUST be a FILETIME (Packet) that contains the time when the container application
// last updated the RemoteUpdateTime field.
var localUpdateTime = binaryReader.ReadBytes(4).Reverse().ToArray();
LocalUpdateTime = DateTime.FromFileTime(BitConverter.ToInt32(localUpdateTime, 0));
// LocalCheckUpdateTime (4 bytes): This MUST be a FILETIME (Packet) that contains the time when the container application last
// checked the update time of the linked object.
var localCheckUpdateTime = binaryReader.ReadBytes(4).Reverse().ToArray();
LocalCheckUpdateTime = DateTime.FromFileTime(BitConverter.ToInt32(localCheckUpdateTime, 0));
// RemoteUpdateTime (4 bytes): This MUST be a FILETIME (Packet) that contains the time when the linked object was last updated.
var remoteUpdateTime = binaryReader.ReadBytes(4).Reverse().ToArray();
RemoteUpdateTime = DateTime.FromFileTime(BitConverter.ToInt32(remoteUpdateTime, 0));
}
}
}
public void Test_WRITE_MINISTREAM_READ_REWRITE_STREAM()
{
const int BIGGER_SIZE = 350;
//const int SMALLER_SIZE = 290;
const int MEGA_SIZE = 18000000;
byte[] ba1 = Helpers.GetBuffer(BIGGER_SIZE, 1);
byte[] ba2 = Helpers.GetBuffer(BIGGER_SIZE, 2);
byte[] ba3 = Helpers.GetBuffer(BIGGER_SIZE, 3);
byte[] ba4 = Helpers.GetBuffer(BIGGER_SIZE, 4);
byte[] ba5 = Helpers.GetBuffer(BIGGER_SIZE, 5);
//WRITE 5 (mini)streams in a compound file --
CompoundFile cfa = new CompoundFile();
ICFStream myStream = cfa.RootStorage.AddStream("MyFirstStream");
Assert.IsNotNull(myStream);
myStream.SetData(ba1);
Assert.IsTrue(myStream.Size == BIGGER_SIZE);
ICFStream myStream2 = cfa.RootStorage.AddStream("MySecondStream");
Assert.IsNotNull(myStream2);
myStream2.SetData(ba2);
Assert.IsTrue(myStream2.Size == BIGGER_SIZE);
ICFStream myStream3 = cfa.RootStorage.AddStream("MyThirdStream");
Assert.IsNotNull(myStream3);
myStream3.SetData(ba3);
Assert.IsTrue(myStream3.Size == BIGGER_SIZE);
ICFStream myStream4 = cfa.RootStorage.AddStream("MyFourthStream");
Assert.IsNotNull(myStream4);
myStream4.SetData(ba4);
Assert.IsTrue(myStream4.Size == BIGGER_SIZE);
ICFStream myStream5 = cfa.RootStorage.AddStream("MyFifthStream");
Assert.IsNotNull(myStream5);
myStream5.SetData(ba5);
Assert.IsTrue(myStream5.Size == BIGGER_SIZE);
cfa.Save("WRITE_MINISTREAM_READ_REWRITE_STREAM.cfs");
cfa.Close();
// Now get the second stream and rewrite it smaller
byte[] bb = Helpers.GetBuffer(MEGA_SIZE);
CompoundFile cfb = new CompoundFile("WRITE_MINISTREAM_READ_REWRITE_STREAM.cfs");
ICFStream myStreamB = cfb.RootStorage.GetStream("MySecondStream");
Assert.IsNotNull(myStreamB);
myStreamB.SetData(bb);
Assert.IsTrue(myStreamB.Size == MEGA_SIZE);
byte[] bufferB = myStreamB.GetData();
cfb.Save("WRITE_MINISTREAM_READ_REWRITE_STREAM_2ND.cfs");
cfb.Close();
CompoundFile cfc = new CompoundFile("WRITE_MINISTREAM_READ_REWRITE_STREAM_2ND.cfs");
ICFStream myStreamC = cfc.RootStorage.GetStream("MySecondStream");
Assert.IsTrue(myStreamC.Size == MEGA_SIZE, "DATA SIZE FAILED");
byte[] bufferC = myStreamC.GetData();
Assert.IsTrue(Helpers.CompareBuffer(bufferB, bufferC), "DATA INTEGRITY FAILED");
cfc.Close();
if (File.Exists("WRITE_MINISTREAM_READ_REWRITE_STREAM.cfs"))
{
File.Delete("WRITE_MINISTREAM_READ_REWRITE_STREAM.cfs");
}
if (File.Exists("WRITE_MINISTREAM_READ_REWRITE_STREAM_2ND.cfs"))
{
File.Delete("WRITE_MINISTREAM_READ_REWRITE_STREAM_2ND.cfs");
}
}
public void Test_FUNCTIONAL_BEHAVIOUR()
{
const int N_FACTOR = 1;
byte[] bA = Helpers.GetBuffer(20 * 1024 * N_FACTOR, 0x0A);
byte[] bB = Helpers.GetBuffer(5 * 1024, 0x0B);
byte[] bC = Helpers.GetBuffer(5 * 1024, 0x0C);
byte[] bD = Helpers.GetBuffer(5 * 1024, 0x0D);
byte[] bE = Helpers.GetBuffer(8 * 1024 * N_FACTOR + 1, 0x1A);
byte[] bF = Helpers.GetBuffer(16 * 1024 * N_FACTOR, 0x1B);
byte[] bG = Helpers.GetBuffer(14 * 1024 * N_FACTOR, 0x1C);
byte[] bH = Helpers.GetBuffer(12 * 1024 * N_FACTOR, 0x1D);
byte[] bE2 = Helpers.GetBuffer(8 * 1024 * N_FACTOR, 0x2A);
byte[] bMini = Helpers.GetBuffer(1027, 0xEE);
Stopwatch sw = new Stopwatch();
sw.Start();
//############
// Phase 1
var cf = new CompoundFile(CFSVersion.Ver_3, true, false);
cf.RootStorage.AddStream("A").SetData(bA);
cf.Save("OneStream.cfs");
cf.Close();
// Test Phase 1
var cfTest = new CompoundFile("OneStream.cfs");
ICFStream testSt = cfTest.RootStorage.GetStream("A");
Assert.IsNotNull(testSt);
Assert.IsTrue(testSt.Size == bA.Length);
Assert.IsTrue(Helpers.CompareBuffer(bA, testSt.GetData()));
cfTest.Close();
//###########
//Phase 2
cf = new CompoundFile("OneStream.cfs", UpdateMode.ReadOnly, true, false);
cf.RootStorage.AddStream("B").SetData(bB);
cf.RootStorage.AddStream("C").SetData(bC);
cf.RootStorage.AddStream("D").SetData(bD);
cf.RootStorage.AddStream("E").SetData(bE);
cf.RootStorage.AddStream("F").SetData(bF);
cf.RootStorage.AddStream("G").SetData(bG);
cf.RootStorage.AddStream("H").SetData(bH);
cf.Save("8_Streams.cfs");
cf.Close();
// Test Phase 2
cfTest = new CompoundFile("8_Streams.cfs");
testSt = cfTest.RootStorage.GetStream("B");
Assert.IsNotNull(testSt);
Assert.IsTrue(testSt.Size == bB.Length);
Assert.IsTrue(Helpers.CompareBuffer(bB, testSt.GetData()));
testSt = cfTest.RootStorage.GetStream("C");
Assert.IsNotNull(testSt);
Assert.IsTrue(testSt.Size == bC.Length);
Assert.IsTrue(Helpers.CompareBuffer(bC, testSt.GetData()));
testSt = cfTest.RootStorage.GetStream("D");
Assert.IsNotNull(testSt);
Assert.IsTrue(testSt.Size == bD.Length);
Assert.IsTrue(Helpers.CompareBuffer(bD, testSt.GetData()));
testSt = cfTest.RootStorage.GetStream("E");
Assert.IsNotNull(testSt);
Assert.IsTrue(testSt.Size == bE.Length);
Assert.IsTrue(Helpers.CompareBuffer(bE, testSt.GetData()));
testSt = cfTest.RootStorage.GetStream("F");
Assert.IsNotNull(testSt);
Assert.IsTrue(testSt.Size == bF.Length);
Assert.IsTrue(Helpers.CompareBuffer(bF, testSt.GetData()));
testSt = cfTest.RootStorage.GetStream("G");
Assert.IsNotNull(testSt);
Assert.IsTrue(testSt.Size == bG.Length);
Assert.IsTrue(Helpers.CompareBuffer(bG, testSt.GetData()));
testSt = cfTest.RootStorage.GetStream("H");
Assert.IsNotNull(testSt);
Assert.IsTrue(testSt.Size == bH.Length);
Assert.IsTrue(Helpers.CompareBuffer(bH, testSt.GetData()));
cfTest.Close();
File.Copy("8_Streams.cfs", "6_Streams.cfs", true);
File.Delete("8_Streams.cfs");
//###########
// Phase 3
cf = new CompoundFile("6_Streams.cfs", UpdateMode.Update, true, true);
cf.RootStorage.Delete("D");
cf.RootStorage.Delete("G");
cf.Commit();
cf.Close();
//Test Phase 3
cfTest = new CompoundFile("6_Streams.cfs");
bool catched = false;
try
{
testSt = cfTest.RootStorage.GetStream("D");
}
catch (Exception ex)
{
if (ex is CFItemNotFound)
{
catched = true;
}
}
Assert.IsTrue(catched);
catched = false;
try
{
testSt = cfTest.RootStorage.GetStream("G");
}
catch (Exception ex)
{
if (ex is CFItemNotFound)
{
catched = true;
}
}
Assert.IsTrue(catched);
cfTest.Close();
//##########
// Phase 4
File.Copy("6_Streams.cfs", "6_Streams_Shrinked.cfs", true);
CompoundFile.ShrinkCompoundFile("6_Streams_Shrinked.cfs");
// Test Phase 4
Assert.IsTrue(new FileInfo("6_Streams_Shrinked.cfs").Length < new FileInfo("6_Streams.cfs").Length);
cfTest = new CompoundFile("6_Streams_Shrinked.cfs");
VisitedEntryAction va = delegate(ICFItem item)
{
if (item.IsStream)
{
ICFStream ia = item as ICFStream;
Assert.IsNotNull(ia);
Assert.IsTrue(ia.Size > 0);
byte[] d = ia.GetData();
Assert.IsNotNull(d);
Assert.IsTrue(d.Length > 0);
Assert.IsTrue(d.Length == ia.Size);
}
};
cfTest.RootStorage.VisitEntries(va, true);
cfTest.Close();
//##########
//Phase 5
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.Update, true, false);
cf.RootStorage.AddStream("ZZZ").SetData(bF);
cf.RootStorage.GetStream("E").AppendData(bE2);
cf.Commit();
cf.Close();
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.Update, true, false);
cf.RootStorage.CLSID = new Guid("EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE");
cf.Commit();
cf.Close();
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.Update, true, false);
cf.RootStorage.AddStorage("MyStorage").AddStream("ANS").AppendData(bE);
cf.Commit();
cf.Close();
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.Update, true, false);
cf.RootStorage.AddStorage("AnotherStorage").AddStream("ANS").AppendData(bE);
cf.RootStorage.Delete("MyStorage");
cf.Commit();
cf.Close();
//Test Phase 5
//#####
//Phase 6
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.Update, true, false);
cf.RootStorage.AddStorage("MiniStorage").AddStream("miniSt").AppendData(bMini);
cf.RootStorage.GetStorage("MiniStorage").AddStream("miniSt2").AppendData(bMini);
cf.Commit();
cf.Close();
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.Update, true, false);
cf.RootStorage.GetStorage("MiniStorage").Delete("miniSt");
cf.RootStorage.GetStorage("MiniStorage").GetStream("miniSt2").AppendData(bE);
cf.Commit();
cf.Close();
//Test Phase 6
cfTest = new CompoundFile("6_Streams_Shrinked.cfs");
byte[] d2 = cfTest.RootStorage.GetStorage("MiniStorage").GetStream("miniSt2").GetData();
Assert.IsTrue(d2.Length == (bE.Length + bMini.Length));
int cnt = 1;
d2 = cfTest.RootStorage.GetStorage("MiniStorage").GetStream("miniSt2").GetData(bMini.Length, ref cnt);
Assert.IsTrue(cnt == 1);
Assert.IsTrue(d2.Length == 1);
Assert.IsTrue(d2[0] == 0x1A);
cnt = 1;
d2 = cfTest.RootStorage.GetStorage("MiniStorage").GetStream("miniSt2").GetData(bMini.Length - 1, ref cnt);
Assert.IsTrue(cnt == 1);
Assert.IsTrue(d2.Length == 1);
Assert.IsTrue(d2[0] == 0xEE);
try
{
cfTest.RootStorage.GetStorage("MiniStorage").GetStream("miniSt");
}
catch (Exception ex)
{
Assert.IsTrue(ex is CFItemNotFound);
}
cfTest.Close();
//##############
//Phase 7
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.Update, true, false);
cf.RootStorage.GetStorage("MiniStorage").GetStream("miniSt2").SetData(bA);
cf.Commit();
cf.Close();
//Test Phase 7
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.Update, true, false);
d2 = cf.RootStorage.GetStorage("MiniStorage").GetStream("miniSt2").GetData();
Assert.IsNotNull(d2);
Assert.IsTrue(d2.Length == bA.Length);
cf.Close();
//##############
cf = new CompoundFile("6_Streams_Shrinked.cfs", UpdateMode.ReadOnly, true, false);
var myStream = cf.RootStorage.GetStream("C");
var data = myStream.GetData();
Console.WriteLine(data[0] + " : " + data[data.Length - 1]);
myStream = cf.RootStorage.GetStream("B");
data = myStream.GetData();
Console.WriteLine(data[0] + " : " + data[data.Length - 1]);
cf.Close();
sw.Stop();
Console.WriteLine(sw.ElapsedMilliseconds);
}
/// <summary>
/// Creates this object and sets all its properties
/// </summary>
/// <param name="stream">The Compound File Storage CompObj <see cref="CFStream" /></param>
internal CompObjStream(ICFStream stream)
{
using (var memoryStream = new MemoryStream(stream.GetData()))
using (var binaryReader = new BinaryReader(memoryStream))
{
// Reserved1 (4 bytes): This can be set to any arbitrary value and MUST be ignored on processing.
// Version (4 bytes): This can be set to any arbitrary value and MUST be ignored on processing.
// Reserved2 (20 bytes): This can be set to any arbitrary value and MUST be ignored on processing.
// Skip the first 28 bytes, this is the CompObjHeader
binaryReader.ReadBytes(28);
// This MUST be a LengthPrefixedAnsiString structure that contains a display name of the linked
// object or embedded object.
AnsiUserType = Strings.Read4ByteLengthPrefixedAnsiString(binaryReader);
// MarkerOrLength (4 bytes): If this is set to 0x00000000, the FormatOrAnsiString field MUST NOT
// be present. If this field is set to 0xFFFFFFFF or 0xFFFFFFFE, the FormatOrAnsiString field MUST
// be 4 bytes in size and MUST contain a standard clipboard format identifier.
// If this set to a value other than 0x00000000, the FormatOrAnsiString field MUST be set to a
// null-terminated ANSI string containing the name of a registered clipboard format and the
// MarkerOrLength field MUST be set to the number of ANSI characters in the FormatOrAnsiString field,
// including the terminating null character.
var markerOrLength = binaryReader.ReadUInt32();
switch (markerOrLength)
{
case 0x00000000:
// Skip
break;
case 0xFFFFFFFF:
case 0xFFFFFFFE:
ClipboardFormat = (OleClipboardFormat)binaryReader.ReadUInt32();
break;
default:
binaryReader.BaseStream.Position -= 4;
StringFormat = Strings.Read4ByteLengthPrefixedAnsiString(binaryReader);
break;
}
// Reserved1 (variable): If present, this MUST be a LengthPrefixedAnsiString structure. If the Length
// field of the LengthPrefixedAnsiString contains a value of 0 or a value that is greater than 0x00000028,
// the remaining fields of the structure starting with the String field of the LengthPrefixedAnsiString
// MUST be ignored on processing.
var reserved1Length = binaryReader.ReadUInt32();
if (reserved1Length <= 0x00000028)
{
binaryReader.BaseStream.Position -= 4;
// ReSharper disable once UnusedVariable
var reserved1 = Strings.Read4ByteLengthPrefixedAnsiString(binaryReader);
}
// UnicodeMarker (variable): If this field is present and is NOT set to 0x71B239F4, the remaining fields
// of the structure MUST be ignored on processing.
var unicodeMarker = binaryReader.ReadUInt32();
if (unicodeMarker == 0x71B239F4)
{
markerOrLength = binaryReader.ReadUInt32();
switch (markerOrLength)
{
case 0x00000000:
// Skip
break;
case 0xFFFFFFFF:
case 0xFFFFFFFE:
ClipboardFormat = (OleClipboardFormat)binaryReader.ReadUInt32();
break;
default:
binaryReader.BaseStream.Position -= 4;
StringFormat = Strings.Read4ByteLengthPrefixedAnsiString(binaryReader);
break;
}
}
}
}
/// <summary>
/// Creates this object and sets all its properties
/// </summary>
/// <param name="stream">The Compound File Storage CompObj <see cref="CFStream" /></param>
internal CompObjStream(ICFStream stream)
{
using (var memoryStream = new MemoryStream(stream.GetData()))
using (var binaryReader = new BinaryReader(memoryStream))
{
// Reserved1 (4 bytes): This can be set to any arbitrary value and MUST be ignored on processing.
// Version (4 bytes): This can be set to any arbitrary value and MUST be ignored on processing.
// Reserved2 (20 bytes): This can be set to any arbitrary value and MUST be ignored on processing.
// Skip the first 28 bytes, this is the CompObjHeader
binaryReader.ReadBytes(28);
// This MUST be a LengthPrefixedAnsiString structure that contains a display name of the linked
// object or embedded object.
AnsiUserType = Strings.Read4ByteLengthPrefixedAnsiString(binaryReader);
// MarkerOrLength (4 bytes): If this is set to 0x00000000, the FormatOrAnsiString field MUST NOT
// be present. If this field is set to 0xFFFFFFFF or 0xFFFFFFFE, the FormatOrAnsiString field MUST
// be 4 bytes in size and MUST contain a standard clipboard format identifier.
// If this set to a value other than 0x00000000, the FormatOrAnsiString field MUST be set to a
// null-terminated ANSI string containing the name of a registered clipboard format and the
// MarkerOrLength field MUST be set to the number of ANSI characters in the FormatOrAnsiString field,
// including the terminating null character.
var markerOrLength = binaryReader.ReadUInt32();
switch (markerOrLength)
{
case 0x00000000:
// Skip
break;
case 0xFFFFFFFF:
case 0xFFFFFFFE:
ClipboardFormat = (OleClipboardFormat) binaryReader.ReadUInt32();
break;
default:
binaryReader.BaseStream.Position -= 4;
StringFormat = Strings.Read4ByteLengthPrefixedAnsiString(binaryReader);
break;
}
// Reserved1 (variable): If present, this MUST be a LengthPrefixedAnsiString structure. If the Length
// field of the LengthPrefixedAnsiString contains a value of 0 or a value that is greater than 0x00000028,
// the remaining fields of the structure starting with the String field of the LengthPrefixedAnsiString
// MUST be ignored on processing.
var reserved1Length = binaryReader.ReadUInt32();
if (reserved1Length <= 0x00000028)
{
binaryReader.BaseStream.Position -= 4;
// ReSharper disable once UnusedVariable
var reserved1 = Strings.Read4ByteLengthPrefixedAnsiString(binaryReader);
}
// UnicodeMarker (variable): If this field is present and is NOT set to 0x71B239F4, the remaining fields
// of the structure MUST be ignored on processing.
var unicodeMarker = binaryReader.ReadUInt32();
if (unicodeMarker == 0x71B239F4)
{
markerOrLength = binaryReader.ReadUInt32();
switch (markerOrLength)
{
case 0x00000000:
// Skip
break;
case 0xFFFFFFFF:
case 0xFFFFFFFE:
ClipboardFormat = (OleClipboardFormat) binaryReader.ReadUInt32();
break;
default:
binaryReader.BaseStream.Position -= 4;
StringFormat = Strings.Read4ByteLengthPrefixedAnsiString(binaryReader);
break;
}
}
}
}
/// <summary>
/// Creates this object and sets all its properties
/// </summary>
/// <param name="stream">The Compound File Storage AttachDesc <see cref="CFStream" /></param>
internal AttachDescStream(ICFStream stream)
{
using (var memoryStream = new MemoryStream(stream.GetData()))
using (var binaryReader = new BinaryReader(memoryStream))
{
Version = binaryReader.ReadUInt16();
LongPathName = Strings.Read1ByteLengthPrefixedAnsiString(binaryReader);
PathName = Strings.Read1ByteLengthPrefixedAnsiString(binaryReader);
DisplayName = Strings.Read1ByteLengthPrefixedAnsiString(binaryReader);
LongFileName = Strings.Read1ByteLengthPrefixedAnsiString(binaryReader);
FileName = Strings.Read1ByteLengthPrefixedAnsiString(binaryReader);
Extension = Strings.Read1ByteLengthPrefixedAnsiString(binaryReader);
var fileCreationTime = binaryReader.ReadBytes(8).ToArray();
FileCreationTime = DateTime.FromFileTime(BitConverter.ToInt64(fileCreationTime, 0));
var fileLastModifiedTime = binaryReader.ReadBytes(8).ToArray();
FileLastModifiedTime = DateTime.FromFileTime(BitConverter.ToInt64(fileLastModifiedTime, 0));
}
}
